<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>注册</title>
</head>
<body>
<a href="/index">去首页</a>
<form action="/user" method="post">
    用户名：<input type="text" name="username" maxlength="20" value=""/><br>
    密码：<input type="text" name="password" maxlength="20" value=""/><br>
    昵称：<input type="text" name="nickname" maxlength="20" value=""/><br>
    <input type="submit" value="提交">
</form>
</body>
</html>